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. 2022 Mar 14;15:2957–2962. doi: 10.2147/IJGM.S343940

Table 2.

Numbers of Samples Tested During Different Periods of the Influenza Seasons

Influenza Type 2017/2018 2018/2019 2019/2020 2020/2021
2017.11–2018.1 2018.2–2018.3 2018.11–2019.1 2019.2–2019.3 2019.11–2020.1 2020.2–2020.3 2020.11–2021.1 2021.2–2021.3
A 4268 3216(42.97%) 3323 6654(66.69%) 11,640 1089(8.56%) 526 124(19.07%)
B 4262 3156(42.55%) 1657 3128(65.37%) 11,285 1056(8.56%) 342 115(25.16%)